package com.liujiaqi.aop;

import com.alibaba.fastjson2.JSONObject;
import com.liujiaqi.mapper.OperateLogMapper;
import com.liujiaqi.pojo.OperateLog;
import com.liujiaqi.utils.JwtUtils;
import io.jsonwebtoken.Claims;
import jakarta.servlet.http.HttpServletRequest;
import lombok.extern.slf4j.Slf4j;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;
import java.util.Arrays;

@Slf4j
@Component
@Aspect // 切面类
public class LogAspect {

  @Autowired
  private HttpServletRequest request;

  @Autowired
  private OperateLogMapper operateLogMapper;

  @Around("@annotation(com.liujiaqi.anno.Log)")
  public Object recordLog(ProceedingJoinPoint joinPoint) throws Throwable {

    // 操作人ID - 当前登录员工ID
    // 获取请求头中的jwt令牌，解析令牌
    String jwt = request.getHeader("token");
    Claims claims = JwtUtils.parseJWT(jwt);
    Integer operateUser = (Integer) claims.get("id");

    // 操作时间
    LocalDateTime operateTime = LocalDateTime.now();

    // 操作类名
    String className = joinPoint.getTarget().getClass().getName();

    // 操作方法名
    String methodName = joinPoint.getSignature().getName();

    // 操作方法参数
    Object[] args = joinPoint.getArgs();
    String methodParams = Arrays.toString(args);


    long begin = System.currentTimeMillis();
    // 调用原始目标方法运行
    Object result = joinPoint.proceed();
    long end = System.currentTimeMillis();

    // 方法返回值
    String resultValue = JSONObject.toJSONString(result);

    // 操作耗时
    long costTime = end - begin;

    // 记录操作日志
    OperateLog operateLog = new OperateLog(null, operateUser, operateTime, className,methodName,methodParams,resultValue,costTime);
    operateLogMapper.insert(operateLog);

    log.info("AOP记录操作日志：{}", operateLog);

    return result;
  }
}
